diff --git a/fabric_update/colossal-chests.json b/fabric_update/colossal-chests.json
index b9e73f0..c7008a9 100644
--- a/fabric_update/colossal-chests.json
+++ b/fabric_update/colossal-chests.json
@@ -1,10 +1,11 @@
 {
   "homepage": "https://www.curseforge.com/minecraft/mc-mods/colossal-chests",
   "promos": {
-    "1.21.1-recommended": "1.8.7",
-    "1.21.1-latest": "1.8.7"
+    "1.21.1-recommended": "1.8.8",
+    "1.21.1-latest": "1.8.8"
   },
   "1.21.1": {
+    "1.8.8": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5817126",
     "1.8.7": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5797508"
   }
 }
diff --git a/forge_update/colossal-chests.json b/forge_update/colossal-chests.json
index a511a46..4f2dc4c 100644
--- a/forge_update/colossal-chests.json
+++ b/forge_update/colossal-chests.json
@@ -1,7 +1,7 @@
 {
   "homepage": "https://www.curseforge.com/minecraft/mc-mods/colossal-chests",
   "promos": {
-    "1.21.1-recommended": "1.8.7",
+    "1.21.1-recommended": "1.8.8",
     "1.20.1-recommended": "1.8.4",
     "1.19.4-recommended": "1.8.4",
     "1.19.2-recommended": "1.9.0",
@@ -14,7 +14,7 @@
     "1.15.2-recommended": "1.7.12",
     "1.14.4-recommended": "1.7.6",
     "1.12.2-recommended": "1.7.3",
-    "1.21.1-latest": "1.8.7",
+    "1.21.1-latest": "1.8.8",
     "1.20.1-latest": "1.8.4",
     "1.19.4-latest": "1.8.4",
     "1.19.2-latest": "1.9.0",
@@ -29,6 +29,7 @@
     "1.12.2-latest": "1.7.3"
   },
   "1.21.1": {
+    "1.8.8": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5817125",
     "1.8.7": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5797506"
   },
   "1.20.1": {
diff --git a/neoforge_update/colossal-chests.json b/neoforge_update/colossal-chests.json
index b91ac0d..2a863ea 100644
--- a/neoforge_update/colossal-chests.json
+++ b/neoforge_update/colossal-chests.json
@@ -1,14 +1,15 @@
 {
   "homepage": "https://www.curseforge.com/minecraft/mc-mods/colossal-chests",
   "promos": {
-    "1.21.1-recommended": "1.8.7",
+    "1.21.1-recommended": "1.8.8",
     "1.21-recommended": "1.8.6",
     "1.20.4-recommended": "1.8.4",
-    "1.21.1-latest": "1.8.7",
+    "1.21.1-latest": "1.8.8",
     "1.21-latest": "1.8.6",
     "1.20.4-latest": "1.8.4"
   },
   "1.21.1": {
+    "1.8.8": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5817127",
     "1.8.7": "Download and changelog available at https://www.curseforge.com/minecraft/mc-mods/colossal-chests/files/5797507"
   },
   "1.21": {